It introduces moisture heat and grease in a space that is not designed to receive them.
Dryer vent into the attic.
Be careful you don t cut through any studs electrical wires or pipes in the process.
Of energysmiths meriden new hampshire responds.
Venting a dryer into an enclosed space is never a good idea.
The attic is usually colder than the rest of the house during the winter and that can create a.
Sometimes such as in town homes or condos it s not possible to vent a dryer through a wall outside.
The photo below shows an accumulation of dryer lint in an attic after years of the vent terminating in it.
Lint and grease are fire hazards moisture promotes molds and heat will cause snowmelt that often results in ice dams.
First of all wherever possible do not vent the exhaust from either a dryer or a bathroom into or through the attic or any other unheated space in the home.
When venting dryers for long distances use rigid metal pipe with as few elbows as possible.
These exhaust streams are full of moisture and hence have a high potential for condensation.
Not all dryers will allow for this so be sure to check the owners manual to ensure it can be vented in this manner.
A dryer vent should be vented outside.
It s ok to vent the dryer directly into the house so that the air can be used as either a source of humidity or a source of heat.
The problem with attics.
This also means that you can t blow the dryer exhaust into the attic or the crawlspace.
You must terminate your dryer vent outside the building according to section m1502 of the irc.
One important way to control condensation is to maintain an upward slope on the vent pipe.
In these cases it may be necessary to vent your dryer through the attic.
Venting dryers and bathroom and kitchen fans into an attic is a very poor practice.